1. In politics, the use of "dirty tricks" to discredit one's opponent(s). This often takes the form of false or semi-false accusations spread through underhanded means. The term was coined in the 1960s by Hunter S. Thompson and Bob Woodward. The art of ratfucking was brought into the public eye by Karl Rove. Among his ratfucking accomplishments are the 2000 GOP South Carolina primary and the Swift Boat Veterans for Truth.

The act of rummaging through a packaged meal (MRE's, Lunchables, Lunch packed by your mother) and separating the so called "Goodies" such as candy bars, Doritoes, or other tasty edibles that will soon be eaten from the disgusting entrées like sandwiches, spongey meat-like patties (which are found in MRE's), or carrot sticks to be discarded or saved for later consumption. Term created by the United State's Recon Marines

Kid #1: What the hell are you doing with your lunch?!
Kid#2: Ratfucking, dude...
Kid#1: The fuck does that mean?!?!
Kid#2: Ratfucking- (this is where he states the long-ass definition written above)
Kid#1: Well played...